class_docstr: Convert string to logging level
code: def __call__(self, parser, namespace, value, option_string=None):
      # Get the key 'value' in the dict, or just use 'value'
      level = StoreLoggingLevelAction.LEVELS.get(value, value)
      setattr(namespace, self.dest, level)
  
imports: import configargparse
  from onmt.modules.sru import CheckSRU
  from onmt.transforms import AVAILABLE_TRANSFORMS
  from onmt.constants import ModelTask
  from onmt.modules.position_ffn import ACTIVATION_FUNCTIONS
  from onmt.modules.position_ffn import ActivationFunction
  from onmt.constants import DefaultTokens
label_desc: Use image node_id 2 for calling the StoreLoggingLevelAction obj's underlying member method code with example usage: obj.__call__(parser, namespace, value, option_string) without return types